HP Pavilion dv7-4278nr Entertainment Notebook PC User Manual
Page 48
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When connecting to external AC power:
●
The battery begins to charge.
●
If the computer is turned on, the Battery Meter icon in the notification area changes appearance.
When disconnecting from external AC power:
●
The computer switches to battery power.
●
The display brightness is automatically decreased to save battery life. To increase display
brightness, press the
Increase Screen Brightness
key or reconnect the AC adapter.
38
Chapter 5 Power management
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